Since he wasn't Sith, obviously. That, however, was a conversation for another time.
Kylo glanced sidelong at Kaya in return as he listened, keeping the majority of his attention on the work at hand. It wasn't so hard to do both, of course. She talked more than he had expected, which was fine as it filled up the time until they would meet in the middle. Almost done...
"Seems like quite the skill set to have," he commented mildly. "I have been on plenty of units like this, myself. I can't say I've ever seen any with the language displayed, however, or the choices made in the control room." Kylo frowned at that.